Alaska blue cloud forest fire smoke puff sky smoke white advisory avenue calle cityscape highway lane no smoking object road roads roadway sign smoke free smoke free facility smoking street street scene streets bubble smoke bubbles chimney funny smoke soap bubbles brick crooked farm house farmhouse flue funnel inclined nature roof old old chimney over the top red reed ridge roof roof ridge rural rural work smoke pipe smoke stack smokestack thatch Thatched top work big cigar cigar cigarro contemplating drifting habano head shot looking reflecting side glance thinking thoughts up in smoke watching ailment ash ashtray cancer cigarette cigars coffebreak death dirty drugs health poison reek smoke glass smoker tobacco unhealty air atmosphere chimney-stalk crevasse ecology environment green habitat industrial industry nature pollution smoke-stack stack vent